// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_OBJECT_H_
#define CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_OBJECT_H_

#include <map>

#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "content/renderer/java/gin_java_bridge_dispatcher.h"
#include "gin/handle.h"
#include "gin/interceptor.h"
#include "gin/object_template_builder.h"
#include "gin/wrappable.h"
#include "v8/include/v8-util.h"

namespace blink {
class WebFrame;
}

namespace content {

class GinJavaBridgeObject : public gin::Wrappable<GinJavaBridgeObject>,
                            public gin::NamedPropertyInterceptor {
public:
    static gin::WrapperInfo kWrapperInfo;

    GinJavaBridgeDispatcher::ObjectID object_id() const { return object_id_; }

    // gin::Wrappable.
    gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
        v8::Isolate* isolate) override;

    // gin::NamedPropertyInterceptor
    v8::Local<v8::Value> GetNamedProperty(v8::Isolate* isolate,
        const std::string& property) override;
    std::vector<std::string> EnumerateNamedProperties(
        v8::Isolate* isolate) override;

    static GinJavaBridgeObject* InjectNamed(
        blink::WebFrame* frame,
        const base::WeakPtr<GinJavaBridgeDispatcher>& dispatcher,
        const std::string& object_name,
        GinJavaBridgeDispatcher::ObjectID object_id);
    static GinJavaBridgeObject* InjectAnonymous(
        const base::WeakPtr<GinJavaBridgeDispatcher>& dispatcher,
        GinJavaBridgeDispatcher::ObjectID object_id);

private:
    GinJavaBridgeObject(v8::Isolate* isolate,
        const base::WeakPtr<GinJavaBridgeDispatcher>& dispatcher,
        GinJavaBridgeDispatcher::ObjectID object_id);
    ~GinJavaBridgeObject() override;

    v8::Local<v8::FunctionTemplate> GetFunctionTemplate(v8::Isolate* isolate,
        const std::string& name);

    base::WeakPtr<GinJavaBridgeDispatcher> dispatcher_;
    GinJavaBridgeDispatcher::ObjectID object_id_;
    int frame_routing_id_;
    std::map<std::string, bool> known_methods_;
    v8::StdGlobalValueMap<std::string, v8::FunctionTemplate> template_cache_;

    DISALLOW_COPY_AND_ASSIGN(GinJavaBridgeObject);
};

} // namespace content

#endif // CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_OBJECT_H_
